安装yum: rpm >= 0:4.11.3-22 被 yum-3.4.3-154.el7.centos.noarch

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安装yum: rpm >= 0:4.11.3-22 被 yum-3.4.3-154.el7.centos.noarch

安装yum:最近在centos7上安装了python3导致yum不能用,被其他人卸载掉后重新安装

#下载yum安装包
wget http://mirrors.163.com/centos/6/os/x86_64/Packages/yum-3.2.27-14.el6.centos.noarch.rpm 
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/python-iniparse-0.4-9.el7.noarch.rpm 
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-metadata-parser-1.1.4-10.el7.x86_64.rpmwget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-3.4.3-158.el7.centos.noarch.rpm 
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
#安装
rpm -ivh  python-iniparse-0.4-9.el7.noarch. 
rpm -ivh  yum-metadata-parser-1.1.4-10.el7.x86_64.rpm 
rpm -ivh  yum-3.4.3-158.el7.centos.noarch.rpm  #会出现问题1 
wget http://mirrors.163.com/centos/7/os/x86_64/Packages/rpm-4.11.3-32.el7.x86_64.rpm 
rpm -Uvh rpm-4.11.3-32.el7.x86_64.rpm --nodeps 
rpm -ivh  yum-3.4.3-158.el7.centos.noarch.rpm yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
错误:依赖检测失败:       
rpm >= 0:4.11.3-22 被 yum-3.4.3-154.el7.centos.noarch 需要    
yum >= 3.0 被 yum-plugin-fastestmirror-1.1.31-45.el7.noarch 需要 
解决: wget http://mirrors.163.com/centos/7/os/x86_64/Packages/rpm-4.11.3-32.el7.x86_64.rpm 
rpm -Uvh rpm-4.11.3-32.el7.x86_64.rpm --nodeps

成功!
注意:升级成了python3也可以用python2,
因为yum使用python2,因此替换为python3后可能无法正常工作,继续使用这个python2.7. 因此修改yum配置文件

sudo vim /usr/bin/yum

把文件头部的#!/usr/bin/python改成#!/usr/bin/python2.7保存退出即可.

/usr/libexec/urlgrabber-ext-down看看,发下他也使用了/usr/bin/python,于是跟前面一样,改为2.7,完成。
转载请说明出处,谢谢!

本文源地址:https://www.cnblogs.com/ontoweb-zp/p/9268008.html

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